// For flags

CVE-2023-22515

Atlassian Confluence Data Center and Server Broken Access Control Vulnerability

Severity Score

9.8
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

19
*Multiple Sources

Exploited in Wild

Yes
*KEV

Decision

Act
*SSVC
Descriptions

Atlassian has been made aware of an issue reported by a handful of customers where external attackers may have exploited a previously unknown vulnerability in publicly accessible Confluence Data Center and Server instances to create unauthorized Confluence administrator accounts and access Confluence instances.

Atlassian Cloud sites are not affected by this vulnerability. If your Confluence site is accessed via an atlassian.net domain, it is hosted by Atlassian and is not vulnerable to this issue.

Atlassian ha sido informado de un problema informado por un puñado de clientes en el que atacantes externos pueden haber explotado una vulnerabilidad previamente desconocida en instancias de Confluence Data Center and Server de acceso público para crear cuentas de administrador de Confluence no autorizadas y acceder a instancias de Confluence. Los sitios de Atlassian Cloud no se ven afectados por esta vulnerabilidad. Si se accede a su sitio de Confluence a través de un dominio atlassian.net, está alojado en Atlassian y no es vulnerable a este problema.

Atlassian Confluence Data Center and Server contains a broken access control vulnerability that allows an attacker to create unauthorized Confluence administrator accounts and access Confluence.

*Credits: an Atlassian customer
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Changed
Confidentiality
High
Integrity
High
Availability
High
* Common Vulnerability Scoring System
SSVC
  • Decision:Act
Exploitation
Active
Automatable
Yes
Tech. Impact
Total
* Organization's Worst-case Scenario
Timeline
  • 2023-01-01 CVE Reserved
  • 2023-10-04 CVE Published
  • 2023-10-05 Exploited in Wild
  • 2023-10-06 First Exploit
  • 2023-10-13 KEV Due Date
  • 2024-09-13 CVE Updated
  • 2024-11-17 EPSS Updated
CWE
  • CWE-20: Improper Input Validation
CAPEC
References (25)
URL Date SRC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Atlassian
Search vendor "Atlassian"
Confluence Data Center
Search vendor "Atlassian" for product "Confluence Data Center"
>= 8.0.0 < 8.3.3
Search vendor "Atlassian" for product "Confluence Data Center" and version " >= 8.0.0 < 8.3.3"
-
Affected
Atlassian
Search vendor "Atlassian"
Confluence Data Center
Search vendor "Atlassian" for product "Confluence Data Center"
>= 8.4.0 < 8.4.3
Search vendor "Atlassian" for product "Confluence Data Center" and version " >= 8.4.0 < 8.4.3"
-
Affected
Atlassian
Search vendor "Atlassian"
Confluence Data Center
Search vendor "Atlassian" for product "Confluence Data Center"
>= 8.5.0 < 8.5.2
Search vendor "Atlassian" for product "Confluence Data Center" and version " >= 8.5.0 < 8.5.2"
-
Affected
Atlassian
Search vendor "Atlassian"
Confluence Server
Search vendor "Atlassian" for product "Confluence Server"
>= 8.0.0 < 8.3.3
Search vendor "Atlassian" for product "Confluence Server" and version " >= 8.0.0 < 8.3.3"
-
Affected
Atlassian
Search vendor "Atlassian"
Confluence Server
Search vendor "Atlassian" for product "Confluence Server"
>= 8.4.0 < 8.4.3
Search vendor "Atlassian" for product "Confluence Server" and version " >= 8.4.0 < 8.4.3"
-
Affected
Atlassian
Search vendor "Atlassian"
Confluence Server
Search vendor "Atlassian" for product "Confluence Server"
>= 8.5.0 < 8.5.2
Search vendor "Atlassian" for product "Confluence Server" and version " >= 8.5.0 < 8.5.2"
-
Affected